Home / 1,299,411.52-1,947,808.84-541,672.56

Finding the Fourth Proportional to 1,299,411.52, 1,947,808.84 and 541,672.56

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Solution

The fourth proportional to 1,299,411.52, 1,947,808.84 and 541,672.56 is: 811,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,411.52 : 1,947,808.84 = 541,672.56 : x
  2. Step 2: Convert to fraction form
    1,299,411.52/1,947,808.84 = 541,672.56/x
  3. Step 3: Cross multiply
    1,299,411.52x = 1,947,808.84 × 541,672.56
  4. Step 4: Simplify right side
    1,299,411.52x = 1,055,074,600,753.43
  5. Step 5: Solve for x
    x = 1,055,074,600,753.43/1,299,411.52
  6. Step 6: Final answer
    x = 811,963.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.